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Popular Soviet germanium amplifier circuit of the AB 2-3W class from the 1970s
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Simple classic Soviet amp from the 70's

osman-mazinovOsman Mazinov

Open source SpaceMouse with Bluetooth, RGB, and 3D Hall sensors
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MagMouse

benjamin-gBenjamin G.

Exploring RF only LoRa mesh behavior using Lily Go and other various Mesh and “Non Mesh” devices.
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LoRa

rhea-raeRhea Rae

Build a 6-axis servo-driven Arduino robotic arm with 3D-printed parts and a real-time web dashboard — perfect for automation, education, and
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Arduino 6-DOF Robotic Arm with Web Interface

electroscope-archiveElectroScope Archive

Convert text into natural speech using an ESP32, cloud-based AI, and minimal hardware — perfect for voice alerts, assistants, and IoT projec
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AI-Powered ESP32 Text-to-Speech: Cloud TTS Guide

electroscope-archiveElectroScope Archive

Seamlessly bridge 5V Arduino logic to 3.3V I2C sensors using the PCA9306 level translator — no code hacks needed, just smart hardware design
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Bidirectional I2C with PCA9306 & Arduino Uno

electroscope-archiveElectroScope Archive

This machine fabricates incredibly sharp tips for use in scanning tunneling microscopy and more!
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Tungsten Tip Etcher for Atomically Sharp Needles

baird-bankovicBaird Bankovic

Reception, preparation, and use of an XH7115C (VMC210C) CNC machine.
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Import CNC machine

austin-macdonaldAustin MacDonald

This is another camera body based on Raspberry Pi HQ Cam
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Another camera JDC34

jacob-david-c-cunninghamJacob David C Cunningham

A real-time Indian rupee note recognition system with ESP32-CAM and Edge Impulse—no cloud needed, perfect for Edge AI makers and assistive.
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ESP32-CAM TinyML Currency Classifier

electroscope-archiveElectroScope Archive

Adapter board to use 16 pin I2C backpack on 0802 LCD
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0802 LCD I2C Adapter

alastair-youngAlastair Young

This is a shield for the Arduino MKR to provide multiple I2C ports for the new form factor. Supports Grove, 0.1" top, bottom and sideways.
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Polymorphic I2C Shield for Arduino MKR

alastair-youngAlastair Young

A retro-microcomputer in a micro-package. Learn from the ground up, just like the pioneers. Has monitor editor assembler BASIC FORTH LISP...
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1802 MemberChip Card

lee-hartLee Hart

Open Source Hardware GNU/Linux PowerPC Notebook project
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OSHW GNU/Linux PowerPC Notebook

roberto-innocentiRoberto Innocenti

A project to repair a Philips PM3310 digital storage oscilloscope with a faulty X amplifier chip - oq0017.
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oq0017 repairing obsolescence

macafeejemacafeeje

Protect is a series of high-quality DC Power Protection Modules designed for makers using the best eFuses and automotive power path ICs.
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PROTECT Series: DC Power Management Modules

pn-labsPN Labs

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